Because you like Jack Porter in Revenge
Brilliant, violent, and only a little insane, the Joker doesn't listen to anyone except the voices in his head. See them in DC Extended Universe.
Nothing instills more fear in the Empire than the deep kshhh of Darth Vader breathing through his helmet. See them in Star Wars Series.
Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.
Not only will attorney Matt Murdock get you off the hook, but his alter ego Daredevil might also swing by later and rough up whoever put you there. See them in Marvel Cinematic Universe.
Ariel knows there's a whole other world above the sea, but exploring it comes at a big price. See them in The Little Mermaid.
After surviving consecutive fights-to-the-death (damn you, President Snow!), Katniss Everdeen is thrust to the front lines of a real war. See them in The Hunger Games .